Three-month-old babies with colds and nasal congestion can take physical therapy, if the physical therapy is not effective, you can follow the doctor’s instructions for the appropriate use of drugs. Three-month-old babies with nasal congestion, most of them originated from viral infections. Viral infections are able to have a certain self-limiting, so only need to use physiological sea saline spray nose can relieve the symptoms, can dilute nasal secretions, promote nasal secretions discharge, will be able to relieve the symptoms of nasal congestion. If nasal congestion can not be relieved, if necessary, under the guidance of a doctor to be suction care, negative pressure nasal drainage replacement measures, can also help empty the baby’s nasal secretions, to promote its discharge, relieve symptoms. If necessary, short-term use of drugs such as ephedrine nasal drops and other drugs to contract the nasal mucosa blood vessels, relieve the symptoms of nasal congestion. However, it needs to be used strictly under the guidance of a doctor. If the baby has symptoms of nasal congestion, it is recommended to consult a doctor in a timely manner, in accordance with the doctor’s instructions to be targeted treatment.